.page-news {
  --news-axis-w: 60px;
  --news-ease: cubic-bezier(.25,.6,.25,1);
  background: var(--sy-paper);
  color: var(--sy-ink);
  font-family: var(--sy-font-sans);
}

.page-news .news-top {
  padding-top: clamp(18px, 3vw, 34px);
  padding-bottom: clamp(14px, 3vw, 26px);
}

/* ---------- 刊头 ---------- */
.page-news .news-masthead {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(20px, 4vw, 40px);
}

.page-news .news-masthead__lead {
  position: relative;
  min-width: 0;
}

.page-news .news-masthead__stamp {
  margin: 0;
  font-family: var(--sy-font-serif);
  font-weight: 600;
  font-size: clamp(84px, 16vw, 176px);
  line-height: .82;
  letter-spacing: -.03em;
  color: var(--sy-green-100);
  font-variant-numeric: tabular-nums;
  user-select: none;
}

.page-news .news-masthead h1 {
  position: relative;
  z-index: 2;
  margin: -.16em 0 0 clamp(0px, 4vw, 52px);
  font-family: var(--sy-font-serif);
  font-weight: 600;
  font-size: clamp(30px, 4.4vw, 54px);
  line-height: 1.18;
  letter-spacing: .01em;
  color: var(--sy-teal-900);
}

.page-news .news-masthead .sy-lede {
  margin: clamp(14px, 2vw, 22px) 0 0;
  max-width: 32em;
  font-size: 17px;
  line-height: 1.8;
  color: var(--sy-slate-500);
}

.page-news .news-masthead__aside {
  min-width: 0;
}

.page-news .news-masthead__figure {
  margin: 0;
}

.page-news .news-masthead__figure .sy-figure__frame,
.page-news .news-figure-wide .sy-figure__frame,
.page-news .news-figure-tall .sy-figure__frame {
  overflow: hidden;
  border-radius: var(--sy-radius);
  background: var(--sy-green-100);
}

.page-news .news-masthead__figure img,
.page-news .news-figure-wide img,
.page-news .news-figure-tall img,
.page-news .news-band img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-news .news-masthead__figure .sy-figure__cap,
.page-news .news-figure-wide .sy-figure__cap,
.page-news .news-figure-tall .sy-figure__cap {
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.65;
  letter-spacing: .02em;
  color: var(--sy-slate-500);
}

.page-news .news-masthead__notes {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-masthead__notes li {
  position: relative;
  padding-left: 15px;
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: .02em;
  color: var(--sy-slate-500);
}

.page-news .news-masthead__notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 1px;
  height: 1.05em;
  background: var(--sy-clay-200);
}

/* ---------- 过渡横带 ---------- */
.page-news .news-band {
  position: relative;
  margin: clamp(26px, 5vw, 52px) 0 0;
  overflow: hidden;
}

.page-news .news-band img {
  height: clamp(140px, 22vw, 240px);
  filter: saturate(.85);
}

.page-news .news-band__cap {
  position: absolute;
  left: clamp(18px, 4vw, 48px);
  bottom: clamp(16px, 3vw, 32px);
  margin: 0;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(14, 58, 71, .82);
  color: var(--sy-paper);
  font-size: 13px;
  letter-spacing: .08em;
}

/* ---------- 三栏骨架 ---------- */
.page-news .news-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  padding-top: clamp(34px, 6vw, 62px);
  padding-bottom: clamp(48px, 8vw, 92px);
}

.page-news .news-main {
  min-width: 0;
}

.page-news .news-sec {
  scroll-margin-top: calc(var(--sy-header-h) + 24px);
}

.page-news .news-sec + .news-sec {
  margin-top: clamp(48px, 8vw, 92px);
}

/* ---------- 时间轴 ---------- */
.page-news .news-axis {
  display: none;
}

.page-news .news-axis__list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 6px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(28px, 4vh, 52px);
}

.page-news .news-axis__list::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 14px;
  bottom: 14px;
  width: 1px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, var(--sy-green) 0%, var(--sy-mist) 55%, var(--sy-mist) 100%);
}

.page-news .news-axis__link {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-size: 11px;
  line-height: 1;
  letter-spacing: .14em;
  color: var(--sy-slate-500);
}

.page-news .news-axis__mark {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--sy-clay);
  box-shadow: 0 0 0 5px var(--sy-paper);
  transition: background .2s var(--news-ease), transform .2s var(--news-ease);
}

.page-news .news-axis__link:hover .news-axis__mark,
.page-news .news-axis__link:focus-visible .news-axis__mark {
  background: var(--sy-green);
  transform: scale(1.25);
}

.page-news .news-axis__link:focus-visible {
  outline: none;
  box-shadow: var(--sy-ring);
  border-radius: 4px;
}

/* ---------- 章节头 ---------- */
.page-news .news-sec__head h2 {
  margin: 0 0 12px;
  font-family: var(--sy-font-serif);
  font-weight: 600;
  font-size: clamp(25px, 3vw, 38px);
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--sy-teal-900);
}

.page-news .news-sec__lede {
  margin: 0;
  max-width: 34em;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--sy-slate-500);
}

.page-news .news-inline {
  color: var(--sy-teal-700);
  text-decoration: underline;
  text-decoration-color: var(--sy-clay-200);
  text-underline-offset: 3px;
}

.page-news .news-inline:hover {
  color: var(--sy-clay);
}

/* ---------- 条目跳转 ---------- */
.page-news .news-jump {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-jump a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--sy-green);
  border-radius: 999px;
  background: var(--sy-card);
  color: var(--sy-teal-700);
  font-size: 15px;
  text-decoration: none;
  transition: background .18s var(--news-ease), color .18s var(--news-ease);
}

.page-news .news-jump a:hover,
.page-news .news-jump a:focus-visible {
  background: var(--sy-green-100);
  color: var(--sy-teal-900);
}

/* ---------- 变更条目 ---------- */
.page-news .news-mod {
  margin-top: clamp(28px, 4vw, 44px);
  scroll-margin-top: calc(var(--sy-header-h) + 28px);
  border-radius: 8px;
  transition: background .25s var(--news-ease);
}

.page-news .news-mod:target {
  background: rgba(220, 231, 222, .45);
}

.page-news .news-mod__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--sy-mist);
  font-family: var(--sy-font-serif);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.4;
  color: var(--sy-teal-900);
}

.page-news .news-mod__badge {
  flex: none;
  padding: 4px 11px;
  border-radius: 999px;
  background: var(--sy-green-100);
  color: var(--sy-teal-700);
  font-family: var(--sy-font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .08em;
}

.page-news .news-mod--off .news-mod__badge {
  background: var(--sy-mist);
  color: var(--sy-slate-500);
}

.page-news .news-items {
  list-style: none;
  counter-reset: nitem;
  margin: 0;
  padding: 0;
}

.page-news .news-item {
  counter-increment: nitem;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  column-gap: 10px;
  padding: 16px 0;
  border-bottom: 1px solid var(--sy-mist);
}

.page-news .news-item::before {
  content: counter(nitem, decimal-leading-zero);
  grid-column: 1;
  grid-row: 1;
  font-family: var(--sy-font-serif);
  font-size: 15px;
  line-height: 1.75;
  color: var(--sy-clay);
  font-variant-numeric: tabular-nums;
}

.page-news .news-item__text {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--sy-ink);
}

.page-news .news-item__mod {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--sy-green-100);
  color: var(--sy-teal-700);
  font-size: 12px;
  letter-spacing: .06em;
  vertical-align: 1px;
}

.page-news .news-item__scope {
  grid-column: 2;
  grid-row: 2;
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--sy-slate-500);
}

.page-news .news-figure-wide {
  margin: clamp(24px, 4vw, 38px) 0 0;
}

/* ---------- 人群对照表 ---------- */
.page-news .news-compare {
  margin-top: clamp(20px, 3vw, 30px);
  border-top: 2px solid var(--sy-teal-900);
}

.page-news .news-compare__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-news .news-compare table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-news .news-compare caption {
  padding: 12px 0;
  text-align: left;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--sy-slate-500);
}

.page-news .news-compare th,
.page-news .news-compare td {
  padding: 14px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--sy-mist);
  line-height: 1.7;
}

.page-news .news-compare thead th {
  background: var(--sy-green-100);
  font-family: var(--sy-font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--sy-teal-900);
}

.page-news .news-compare tbody th {
  width: 24%;
  font-weight: 600;
  color: var(--sy-teal-900);
}

.page-news .news-compare tbody tr:nth-child(even) {
  background: rgba(220, 231, 222, .35);
}

.page-news .news-figure-tall {
  margin: clamp(22px, 3vw, 32px) 0 0;
  max-width: 100%;
}

/* ---------- 往期手记 ---------- */
.page-news .news-issues {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .news-issue {
  padding: 18px 18px 20px;
  background: var(--sy-card);
  border-top: 2px solid var(--sy-green);
  border-radius: 0 0 12px 12px;
  transition: background .2s var(--news-ease), border-color .2s var(--news-ease);
}

.page-news .news-issue:hover,
.page-news .news-issue:focus {
  background: #fff;
  border-top-color: var(--sy-clay);
  outline: none;
}

.page-news .news-issue:focus-visible {
  box-shadow: var(--sy-ring);
}

.page-news .news-issue__num {
  margin: 0;
  font-family: var(--sy-font-serif);
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--sy-clay);
  font-variant-numeric: tabular-nums;
}

.page-news .news-issue__title {
  margin: 8px 0 0;
  font-family: var(--sy-font-serif);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.45;
  color: var(--sy-teal-900);
}

.page-news .news-issue__tag {
  display: inline-block;
  margin-top: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--sy-green-100);
  color: var(--sy-teal-700);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-news .news-issue__more {
  max-height: 0;
  margin: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--sy-slate-500);
  transition: max-height .28s var(--news-ease), opacity .2s var(--news-ease), margin .28s var(--news-ease);
}

.page-news .news-issue:hover .news-issue__more,
.page-news .news-issue:focus .news-issue__more,
.page-news .news-issue:focus-within .news-issue__more {
  max-height: 9em;
  margin-top: 10px;
  opacity: 1;
}

/* ---------- 读法 ---------- */
.page-news .news-steps {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-news .news-steps li {
  padding-top: 16px;
  border-top: 1px solid var(--sy-mist);
}

.page-news .news-steps__num {
  display: block;
  font-family: var(--sy-font-serif);
  font-size: clamp(38px, 5vw, 54px);
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--sy-green);
  font-variant-numeric: tabular-nums;
}

.page-news .news-steps h3 {
  margin: 12px 0 6px;
  font-family: var(--sy-font-serif);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.45;
  color: var(--sy-teal-900);
}

.page-news .news-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--sy-slate-500);
}

.page-news .news-cta {
  margin-top: clamp(28px, 4vw, 44px);
  padding: clamp(22px, 4vw, 34px);
  display: grid;
  gap: 18px;
  border-radius: var(--sy-radius-lg);
  background: var(--sy-teal-900);
  color: var(--sy-paper);
}

.page-news .news-cta p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- 页边注 ---------- */
.page-news .news-margin {
  min-width: 0;
  margin-top: clamp(32px, 6vw, 56px);
}

.page-news .news-margin__box {
  padding-top: 14px;
  border-top: 2px solid var(--sy-clay-200);
}

.page-news .news-margin__summary {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  list-style: none;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--sy-teal-700);
}

.page-news .news-margin__summary::-webkit-details-marker {
  display: none;
}

.page-news .news-margin__summary::before {
  content: "";
  width: 14px;
  height: 1px;
  background: var(--sy-clay);
}

.page-news .news-margin__summary:focus-visible {
  outline: none;
  box-shadow: var(--sy-ring);
  border-radius: 4px;
}

.page-news .news-margin__list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .news-margin__list li {
  position: relative;
  padding-left: 12px;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--sy-slate-500);
}

.page-news .news-margin__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 1px;
  height: 1.1em;
  background: var(--sy-green);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-news .news-issues {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 20px;
  }

  .page-news .news-issues > li:nth-child(even) {
    margin-top: 28px;
  }

  .page-news .news-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-news .news-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-news .news-figure-tall {
    max-width: 62%;
    margin-left: auto;
  }
}

@media (min-width: 960px) {
  .page-news {
    --news-axis-w: 64px;
  }

  .page-news .news-masthead {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
  }

  .page-news .news-masthead__aside {
    margin-top: clamp(26px, 6vw, 76px);
  }

  .page-news .news-shell {
    grid-template-columns: var(--news-axis-w) minmax(0, 1fr) minmax(210px, 236px);
    column-gap: clamp(18px, 2.6vw, 36px);
    align-items: start;
  }

  .page-news .news-axis {
    display: block;
    align-self: stretch;
  }

  .page-news .news-axis__inner {
    position: sticky;
    top: calc(var(--sy-header-h) + 28px);
  }

  .page-news .news-margin {
    margin-top: 0;
    align-self: stretch;
  }

  .page-news .news-margin__box {
    position: sticky;
    top: calc(var(--sy-header-h) + 28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-issue__more,
  .page-news .news-issue,
  .page-news .news-axis__mark,
  .page-news .news-jump a,
  .page-news .news-mod {
    transition: none;
  }

  .page-news .news-axis__link:hover .news-axis__mark,
  .page-news .news-axis__link:focus-visible .news-axis__mark {
    transform: none;
  }
}
<<<END>>>